How severe is CVE-2021-35265?

CVE-2021-35265 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-35265 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35265?

CVE-2021-35265 affects Maxsite Maxsite Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-35265?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-35265 published?

CVE-2021-35265 was published on 2021-08-03 and last updated on 2026-06-17.

CVE-2021-35265

CVE-2021-35265 is a medium-severity vulnerability in Maxsite Maxsite Cms with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Maxsite Maxsite Cms
Published: 2021-08-03
Last modified: 2026-06-17

Description

A reflected cross-site scripting (XSS) vulnerability in MaxSite CMS before V106 via product/page/* allows remote attackers to inject arbitrary web script to a page.

Frequently asked questions

What is CVE-2021-35265?: A reflected cross-site scripting (XSS) vulnerability in MaxSite CMS before V106 via product/page/* allows remote attackers to inject arbitrary web script to a page.
How severe is CVE-2021-35265?: CVE-2021-35265 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-35265 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-35265?: CVE-2021-35265 affects Maxsite Maxsite Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-35265?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-35265 published?: CVE-2021-35265 was published on 2021-08-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:maxsite:maxsite_cms:*:*:*:*:*:*:*:*

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